1 files changed, 4 insertions, 4 deletions

diff --git a/include/net/tcp.h b/include/net/tcp.h
index 992be858c370..42690daa924e 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -1303,7 +1303,7 @@ int tcp_md5_do_add(struct sock *sk, const union tcp_md5_addr *addr,
 int tcp_md5_do_del(struct sock *sk, const union tcp_md5_addr *addr,
                    int family);
 struct tcp_md5sig_key *tcp_v4_md5_lookup(struct sock *sk,
-                                         struct sock *addr_sk);
+                                         const struct sock *addr_sk);
 
 #ifdef CONFIG_TCP_MD5SIG
 struct tcp_md5sig_key *tcp_md5_do_lookup(struct sock *sk,
@@ -1614,7 +1614,7 @@ int tcp_conn_request(struct request_sock_ops *rsk_ops,
 struct tcp_sock_af_ops {
 #ifdef CONFIG_TCP_MD5SIG
         struct tcp_md5sig_key   *(*md5_lookup) (struct sock *sk,
-                                                struct sock *addr_sk);
+                                                const struct sock *addr_sk);
         int             (*calc_md5_hash)(char *location,
                                          const struct tcp_md5sig_key *md5,
                                          const struct sock *sk,
@@ -1628,8 +1628,8 @@ struct tcp_sock_af_ops {
 struct tcp_request_sock_ops {
         u16 mss_clamp;
 #ifdef CONFIG_TCP_MD5SIG
-        struct tcp_md5sig_key   *(*md5_lookup) (struct sock *sk,
-                                                struct request_sock *req);
+        struct tcp_md5sig_key *(*req_md5_lookup)(struct sock *sk,
+                                                 const struct sock *addr_sk);
         int             (*calc_md5_hash) (char *location,
                                           const struct tcp_md5sig_key *md5,
                                           const struct sock *sk,